1)5 blades
2)8 1/2''
3)quality guarantee
4)Long-term and trusty supplier
5)Considerate after sales service
Port: china main port
Minimum Order Quantity: 1 Piece/Pieces
Supply Ability: 100 Piece/Pieces per Month
Payment Terms: L/C,T/T,MoneyGram
Contact Supplier
Packaging Detail: plastic carton
Delivery Detail: in 15 days
Oil Bits
Bit size (in) | Specifications | Recommended drilling parameters | ||||||
| No. of cutters (pcs) | Gage length (mm) | No. of nozzles (pcs) | API reg. pin size (in) | WOB (kN) | RPM (r/min) | Mud flow rate (l/s) | HHP (w/mm2) | |
| 8 1/2 | 26 | 85 | 4 | 4 1/2 | 30-100 | 50-250 | 25-35 | 2-7 |
| 12 1/4 | 41 | 120 | 6 | 6 5/8 | 50-160 | 50-250 | 44-60 | 2-7 |
tungsten carbide martrix pdc oil bit possesses high wear resistant and impact resistant , parabolic crown profile and maxmizes junk slot can clean bit better and prolong the bit working life : the main structure feat, applying drylaulic balance designed , renewal nozzles and reasonable locating angle can gain ideal fluid field in well bottom, full clean and cool cutter, non-symmetry blades arrangement enhance drilling well balance, optimization for cutter shape, slant angle, cutter numbers prolong the bit working life in combination with the high quality of pdc cutter, and improve rop and drilling efficiency, it can be used on rotary and down hole motor,
type typesizeAPI PIN SIZEWEIGHT(KGS)
inchdia
8 1/2 M 1234AL8 1/2215.94 1/2 REG70
8 1/2 M 3235AL8 1/2215.94 1/2 REG70
8 1/2 M3235BLF8 1/2215.94 1/2 REG70
8 1/2 M2235L8 1/2215.94 1/2 REG70
8 1/2 M3236AL8 1/2215.94 1/2 REG70
8 3/4 M3235AL8 3/4222.34 1/2 REG72
9 1/2 M3235L9 1/2241.36 5/8 REG85
9 1/2 M3236L9 1/2241.36 5/8 REG85
12 1/4 M323512 1/4311.16 5/8 REG105
For more detailed specifications or catalog please feel free to contact with us.
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1-certified by API&ISO
2-short delivery time
3-good feedback
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3-certified by API&ISO
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1-Experienced staff
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2.type:DDZ
3.API Spec 8C ISO9001:2008
4.GB/T 28001-2001
5.GB/T 24001-2004-ISO14001:2004
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Features: threaded shank drill bits
1.Specification:9 1/2'' 241.3mm
2.IADC:114
3.WOB:0.27~0.70 KN/mm
4.sealing: rubber rings
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Features: oil rig drill bits
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2.IADC:124
3.WOB:0.27~0.70 KN/mm
4.sealing: rubber rings
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Special designed carbide tipped bits for extra long life and high performance.
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1-delivery term:by sea or by air
2-certified by API&ISO
3-a large stock
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Features: API 7 7/8" JZ tci-tricone bit/ tricone rock bit/
1-certified by API&ISO
2-a large stock
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1-certified by API&ISO
2-good quality and feedback of clients
3-a large stock
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Features: Impregnated Diamond Core Drill Bits
Size: AQ,BQ,NQ,HQ drill bit
drill bit: drill soft ~ hard rock
Used for rock/mining dri